/Engine/Source/Runtime/GameplayTags/Classes/GameplayTagContainer.h
Gets theFGameplayTagthat corresponds to the TagName
Will return the correspondingFGameplayTagor an empty one if not found.
static [FGameplayTag](API\Runtime\GameplayTags\FGameplayTag) RequestGameplayTag ( const [FName](API\Runtime\Core\UObject\FName) & TagName, bool ErrorIfNotFound )